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A067920 Engel expansion of sin(2). 0
2, 2, 4, 11, 14, 57, 100, 1778, 2355, 7690, 21334, 89831, 126718, 365351, 665175, 914152, 1469797, 3554254, 25042522, 190651419, 580715831, 1803513148, 3705699670, 44927205487, 232354919706, 1600668490436, 7538452976365 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..27.

PROG

(PARI) : s=sin(2); for(i=1, 30, s=s*ceil(1/s)-1; print1(ceil(1/s), ", "); );

CROSSREFS

See A006784 for explanation of Engel expansions.

Sequence in context: A220800 A220786 A280673 * A280531 A072074 A052338

Adjacent sequences:  A067917 A067918 A067919 * A067921 A067922 A067923

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Mar 03 2002

STATUS

approved

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Last modified September 19 15:09 EDT 2020. Contains 337178 sequences. (Running on oeis4.)